Home / 392,204.30-588,228.96-107,821.46

Finding the Fourth Proportional to 392,204.30, 588,228.96 and 107,821.46

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Solution

The fourth proportional to 392,204.30, 588,228.96 and 107,821.46 is: 161,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,204.30 : 588,228.96 = 107,821.46 : x
  2. Step 2: Convert to fraction form
    392,204.30/588,228.96 = 107,821.46/x
  3. Step 3: Cross multiply
    392,204.30x = 588,228.96 × 107,821.46
  4. Step 4: Simplify right side
    392,204.30x = 63,423,705,281.48
  5. Step 5: Solve for x
    x = 63,423,705,281.48/392,204.30
  6. Step 6: Final answer
    x = 161,710.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.